<!DOCTYPE html>
<html>
<head>
  <title>background-position: left 25% bottom reference</title>
  <style type="text/css">
.outer
{
  border: 1px solid black;
  width: 128px;
  height: 128px;
}
.inner1
{
  margin-left: 96px;
  margin-top: 24px;
  width: 32px;
  height: 32px;
  background-image: url(aqua-32x32.png);
}
  </style>
</head>
<body>
<div class="outer"><div class="inner1"></div></div>
<div class="outer"><div class="inner1"></div></div>
<div class="outer"><div class="inner1"></div></div>
<div class="outer"><div class="inner1"></div></div>
</body>
</html>
